Inventions Who was the first American female to patent her invention, a method of weaving straw with silk? Margaret Knight Amanda Jones Mary Kies Marjorie Joyner Margaret Knight Amanda Jones Mary Kies Marjorie Joyner ANSWER DOWNLOAD EXAMIANS APP
Inventions What Enrico Fermi invented? X ray machine Nuclear reactor Betatron Cyclotron X ray machine Nuclear reactor Betatron Cyclotron ANSWER DOWNLOAD EXAMIANS APP
Inventions What invention caused many deaths while testing it? Race cars Parachute Dynamite Ladders Race cars Parachute Dynamite Ladders ANSWER DOWNLOAD EXAMIANS APP
Inventions Who invented Gunpowder? Sir Frank Whittle Roger Bacon Leo H Baekeland G. Ferdinand Von Zeppelin Sir Frank Whittle Roger Bacon Leo H Baekeland G. Ferdinand Von Zeppelin ANSWER DOWNLOAD EXAMIANS APP
Inventions Who invented Jet Engine? Lewis E. Waterman Roger Bacon Gottlieb Daimler Sir Frank Whittle Lewis E. Waterman Roger Bacon Gottlieb Daimler Sir Frank Whittle ANSWER DOWNLOAD EXAMIANS APP
Inventions Which scientist discovered the radioactive element radium? Marie Curie Albert Einstein Isaac Newton Benjamin Franklin Marie Curie Albert Einstein Isaac Newton Benjamin Franklin ANSWER DOWNLOAD EXAMIANS APP
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